diff --git a/sys/cam/scsi/scsi_all.c b/sys/cam/scsi/scsi_all.c
index 1313bf960ab..722b44faed0 100644
--- a/sys/cam/scsi/scsi_all.c
+++ b/sys/cam/scsi/scsi_all.c
@@ -8788,7 +8788,6 @@ scsi_persistent_reserve_out(struct ccb_scsiio *csio, uint32_t retries,
 	scsi_cmd->opcode = PERSISTENT_RES_OUT;
 	scsi_cmd->action = service_action;
 	scsi_cmd->scope_type = scope | res_type;
-	scsi_ulto2b(dxfer_len, scsi_cmd->length);
 
 	cam_fill_csio(csio,
 		      retries,